Home / 28,884,100,645.46-39,860,105,782.39-16,023,740,937.66

Finding the Fourth Proportional to 28,884,100,645.46, 39,860,105,782.39 and 16,023,740,937.66

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Solution

The fourth proportional to 28,884,100,645.46, 39,860,105,782.39 and 16,023,740,937.66 is: 22,112,788,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,100,645.46 : 39,860,105,782.39 = 16,023,740,937.66 : x
  2. Step 2: Convert to fraction form
    28,884,100,645.46/39,860,105,782.39 = 16,023,740,937.66/x
  3. Step 3: Cross multiply
    28,884,100,645.46x = 39,860,105,782.39 × 16,023,740,937.66
  4. Step 4: Simplify right side
    28,884,100,645.46x = 638,708,008,804,708,646,912
  5. Step 5: Solve for x
    x = 638,708,008,804,708,646,912/28,884,100,645.46
  6. Step 6: Final answer
    x = 22,112,788,507.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.